Project information types

Variables
const GUID	Building = {165d15bc-fd8d-4bbb-b73c-56956d7cebf1}
	Building project information type.
const GUID	Layer = {ca526024-04a1-40c7-87fd-2e95c722cc50}
	Layer object type.
const GUID	MaterialLayer = {73c6bfe1-2c3d-4b16-b8d8-19d0eb4f64ef}
	Material layer type.
const GUID	Project = {9bd80f5a-9448-48de-a9ab-935a946dab65}
	Common project information type.
const GUID	Root = {46c9576e-c65e-46b4-9fec-b952284d83c1}
	Root object type.
const GUID	Schedule = {5cbf0016-32bc-4630-99ea-c7cc94dda8e3}
	Schedule object type.
const GUID	Sheet = {a7dfe1e1-bf2c-4c4a-ba74-3f156b1bbf8f}
	Sheet object type.
const GUID	Site = {56652d5b-536e-4ef6-a1cd-5ad69bb025ab}
	Site project information type.
const GUID	Table = {ed1f87a1-5c9c-4994-969d-6d3854571193}
	Table object type.